Home / 50,736.41-70,013.77-28,074.99

Finding the Fourth Proportional to 50,736.41, 70,013.77 and 28,074.99

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Solution

The fourth proportional to 50,736.41, 70,013.77 and 28,074.99 is: 38,742.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,736.41 : 70,013.77 = 28,074.99 : x
  2. Step 2: Convert to fraction form
    50,736.41/70,013.77 = 28,074.99/x
  3. Step 3: Cross multiply
    50,736.41x = 70,013.77 × 28,074.99
  4. Step 4: Simplify right side
    50,736.41x = 1,965,635,892.61
  5. Step 5: Solve for x
    x = 1,965,635,892.61/50,736.41
  6. Step 6: Final answer
    x = 38,742.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.